Unit 4 Weather, Erosion & Deposition. This unit you will learn 1.What is and what are the factors of weathering. 2.What is and what are the factors of.

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Presentation on theme: "Unit 4 Weather, Erosion & Deposition. This unit you will learn 1.What is and what are the factors of weathering. 2.What is and what are the factors of."— Presentation transcript:

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This unit you will learn 1.What is and what are the factors of weathering. 2.What is and what are the factors of erosion. 3.What is and what are the factors of deposition. 4.The difference between soil and dirt! Yes there is one. 5.Types of weathering, erosion & deposition. 6.Mass movements 7.Glaciers 8.Rivers 9.Landscape regions

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Much of this unit is review?! So, let’s try to use this unit to get your grade up before the last few units of the year.

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Take note Chemical – End does not equal the same thing as the beginning! Physical- End same as beginning! So, if something has undergone physical weathering then the ending object is the same chemically as the beginning. If an object has been chemically weathered then the end object is different from the beginning object.

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You try! A rock hitting another rock? C or P A pot hole? C or P A rock with a red coloring? C or P A bonfire? C or P A tree with roots in the bed rock? C or P Hitting a hammer on a rock? C or P Putting a tooth in a cup of Pepsi? C or P P P P P C C C

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Particle Size Surface area – More surface area = more weathering A large boulder the size of a house has a small amount of surface area. A pile of small sand grains = the size of a boulder will have more surface area.

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Particle Size Surface area – More surface area = more weathering A large boulder the size of a house has a small amount of surface area. A pile of small sand grains = the size of a boulder will have more surface area.

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Climate What is the climate of a rainforest? – Wet small temperature range What about the desert? – Dry large temperature range Ice can only form when its cold while constant water will smooth out particles.